Commit 17568c62 authored by Yangbo Lu's avatar Yangbo Lu Committed by David S. Miller
Browse files

dpaa2-ptp: add external trigger event support 



This patch is to add external trigger event support
for dpaa2-ptp driver with v2 dprtc_set_irq_mask() API.

Signed-off-by: default avatarYangbo Lu <yangbo.lu@nxp.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 9429439f

drivers/net/ethernet/freescale/dpaa2/dpaa2-ptp.c

+20 −0
Original line number Diff line number Diff line
@@ -27,6 +27,20 @@ static int dpaa2_ptp_enable(struct ptp_clock_info *ptp, 
	mc_dev = to_fsl_mc_device(dev);



	switch (rq->type) {

	case PTP_CLK_REQ_EXTTS:

		switch (rq->extts.index) {

		case 0:

			bit = DPRTC_EVENT_ETS1;

			break;

		case 1:

			bit = DPRTC_EVENT_ETS2;

			break;

		default:

			return -EINVAL;

		}

		if (on)

			extts_clean_up(ptp_qoriq, rq->extts.index, false);

		break;

	case PTP_CLK_REQ_PPS:

		bit = DPRTC_EVENT_PPS;

		break;
@@ -96,6 +110,12 @@ static irqreturn_t dpaa2_ptp_irq_handler_thread(int irq, void *priv) 
		ptp_clock_event(ptp_qoriq->clock, &event);

	}



	if (status & DPRTC_EVENT_ETS1)

		extts_clean_up(ptp_qoriq, 0, true);



	if (status & DPRTC_EVENT_ETS2)

		extts_clean_up(ptp_qoriq, 1, true);



	err = dprtc_clear_irq_status(mc_dev->mc_io, 0, mc_dev->mc_handle,

				     DPRTC_IRQ_INDEX, status);

	if (unlikely(err)) {

drivers/net/ethernet/freescale/dpaa2/dprtc-cmd.h

+3 −1
Original line number Diff line number Diff line
@@ -9,9 +9,11 @@ 


/* Command versioning */

#define DPRTC_CMD_BASE_VERSION		1

#define DPRTC_CMD_VERSION_2		2

#define DPRTC_CMD_ID_OFFSET		4



#define DPRTC_CMD(id)	(((id) << DPRTC_CMD_ID_OFFSET) | DPRTC_CMD_BASE_VERSION)

#define DPRTC_CMD_V2(id) (((id) << DPRTC_CMD_ID_OFFSET) | DPRTC_CMD_VERSION_2)



/* Command IDs */

#define DPRTC_CMDID_CLOSE			DPRTC_CMD(0x800)
@@ -19,7 +21,7 @@ 


#define DPRTC_CMDID_SET_IRQ_ENABLE		DPRTC_CMD(0x012)

#define DPRTC_CMDID_GET_IRQ_ENABLE		DPRTC_CMD(0x013)

#define DPRTC_CMDID_SET_IRQ_MASK		DPRTC_CMD(0x014)

#define DPRTC_CMDID_SET_IRQ_MASK		DPRTC_CMD_V2(0x014)

#define DPRTC_CMDID_GET_IRQ_MASK		DPRTC_CMD(0x015)

#define DPRTC_CMDID_GET_IRQ_STATUS		DPRTC_CMD(0x016)

#define DPRTC_CMDID_CLEAR_IRQ_STATUS		DPRTC_CMD(0x017)

drivers/net/ethernet/freescale/dpaa2/dprtc.h

+2 −0
Original line number Diff line number Diff line
@@ -20,6 +20,8 @@ struct fsl_mc_io; 
#define DPRTC_IRQ_INDEX		0



#define DPRTC_EVENT_PPS		0x08000000

#define DPRTC_EVENT_ETS1	0x00800000

#define DPRTC_EVENT_ETS2	0x00400000



int dprtc_open(struct fsl_mc_io *mc_io,

	       u32 cmd_flags,

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